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Annotation of researchv10dc/lsys/sys/ttyld.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * TTY line discipline processing
                      3:  */
                      4: struct ttyld
                      5: {
                      6:        short   t_flags;        /* mode, settable by ioctl call */
                      7:        short   t_state;        /* internal state, not visible externally */
                      8:        char    t_delct;        /* number of delimiters in input q */
                      9:        char    t_col;          /* printing column of device */
                     10:        char    t_erase;        /* erase character */
                     11:        char    t_kill;         /* kill character */
                     12:        struct  tchars t_chr;
                     13: };
                     14: 
                     15: #define        CTRL(c) ((c)&037)
                     16: 
                     17: /* default special characters */
                     18: #define        CERASE  '\010'
                     19: #define        CEOT    CTRL('d')
                     20: #define        CKILL   '@'
                     21: #define        CQUIT   034             /* FS, cntl shift L */
                     22: #define        CINTR   0177            /* DEL */
                     23: #define        CSTOP   CTRL('s')
                     24: #define        CSTART  CTRL('q')
                     25: #define        CBRK    0377
                     26: 
                     27: /* define partab character types */
                     28: #define        ORDINARY        0
                     29: #define        CONTROL         1
                     30: #define        BACKSPACE       2
                     31: #define        NEWLINE         3
                     32: #define        TAB             4
                     33: #define        VTAB            5
                     34: #define        RETURN          6
                     35: 
                     36: /* states */
                     37: #define        TTSTOP  01              /* stopped by CTL S */
                     38: #define        TTESC   02              /* have just seen \ */
                     39: #define        TTCR    04              /* turning LF into CRLF */
                     40: #define        TTUSE   010             /* this structure in use */
                     41: #define        TTBLOCK 020             /* have sent tandem STOP */

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